CN105464778B - Engine electric-controlled water pump control method and system - Google Patents
Engine electric-controlled water pump control method and system Download PDFInfo
- Publication number
- CN105464778B CN105464778B CN201510963203.5A CN201510963203A CN105464778B CN 105464778 B CN105464778 B CN 105464778B CN 201510963203 A CN201510963203 A CN 201510963203A CN 105464778 B CN105464778 B CN 105464778B
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- revolving speed
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000000498 cooling water Substances 0.000 claims abstract description 24
- 230000033228 biological regulation Effects 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 239000000446 fuel Substances 0.000 abstract description 13
- 230000007547 defect Effects 0.000 abstract description 5
- 239000000314 lubricant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/164—Controlling of coolant flow the coolant being liquid by thermostatic control by varying pump speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
- F01P11/16—Indicating devices; Other safety devices concerning coolant temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
- F01P5/12—Pump-driving arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/167—Controlling of coolant flow the coolant being liquid by thermostatic control by adjusting the pre-set temperature according to engine parameters, e.g. engine load, engine speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2023/00—Signal processing; Details thereof
- F01P2023/08—Microprocessor; Microcomputer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2025/00—Measuring
- F01P2025/60—Operating parameters
- F01P2025/64—Number of revolutions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The present invention discloses a kind of engine electric-controlled water pump control method and system, is able to solve the defect that can not be radiated in time that the effective specific fuel consumption that the cooling effect that the prior art will appear in large torque area operating condition is bad, will appear in speed regulation area's operating condition is high, will appear in parking operating condition.Method includes: the temperature data that the cooling water of its position is acquired by the temperature sensor in the centre that the outlet pipe of the corresponding cooling water radiator of engine electric-controlled water pump to be controlled is arranged in；The temperature data of temperature sensor acquisition is obtained by ECU, by handling temperature data, it determines operating condition locating for engine, if operating condition locating for engine is large torque area operating condition, adjusts the revolving speed of electric control pump, improve the revolving speed of electric control pump, if operating condition locating for engine is speed regulation area's operating condition, adjusts the revolving speed of electric control pump, reduces the revolving speed of electric control pump, if operating condition locating for engine is parking operating condition, controls electric control pump and operates preset duration.
Description
Technical field
The present invention relates to technical field of engines, and in particular to a kind of engine electric-controlled water pump control method and system.
Background technique
Electric-control motor has been widely used at present, and shows in all respects excellent better than tradition machinery pump engine
Gesture, but mechanical water pump is still used on most of electric-control motor.Tradition machinery formula water pump is (by transmission belt by crankshaft band
It is dynamic) flow is only directly proportional to revolving speed, and unrelated with the size of load, causing it, there are following traditional drawbacks: turning round greatly in external characteristics
Near square point revolving speed, since engine speed declines, pump capacity is caused to reduce, cooling effect is deteriorated, at this time the heat of engine
Load is larger, and the trend for causing engine to boil increases, and declines the oil film quality of each friction surface, makes to engine is improved
It is extremely disadvantageous with the service life；When engine operation is when adjusting the speed area, since engine speed rises, and fuel delivery per cycle at this time with
Reduction, engine heat load is also accordingly reduced, but pump capacity is increased with the increase of revolving speed, this for reduce engine
Effective specific fuel consumption be unfavorable；In addition, since failure causes engine to stop suddenly in engine working process, and
Engine temperature is relatively high at this time, and water pump stops working suddenly, and in-engine heat can not be dispersed into cooling water, to zero
The damage of part is larger.
Summary of the invention
The object of the present invention is to provide a kind of engine electric-controlled water pump control method and systems, are able to solve existing skill
Art cooling effect that large torque area operating condition will appear is bad, the effective specific fuel consumption that will appear in speed regulation area's operating condition is high,
The defect that can not be radiated in time that parking operating condition will appear.
For this purpose, on the one hand, the present invention proposes a kind of engine electric-controlled control system of water pump, comprising:
ECU and temperature sensor；Wherein,
The outlet pipe of the corresponding cooling water radiator of engine electric-controlled water pump to be controlled is arranged in the temperature sensor
Centre, the temperature data of the cooling water for acquiring its position,
The ECU connection temperature sensor and electric control pump, for obtaining the temperature of the temperature sensor acquisition
Data determine operating condition locating for the engine, if work locating for the engine by handling the temperature data
Condition is large torque area operating condition, then adjusts the revolving speed of the electric control pump, improve the revolving speed of the electric control pump, if described
Operating condition locating for engine is speed regulation area's operating condition, then adjusts the revolving speed of the electric control pump, drop the revolving speed of the electric control pump
It is low, if operating condition locating for the engine is parking operating condition, control the electric control pump and operate preset duration.
On the other hand, the present invention proposes a kind of engine electric-controlled water pump control method, comprising:
By the temperature that the centre of the outlet pipe of the corresponding cooling water radiator of engine electric-controlled water pump to be controlled is arranged in
Degree sensor acquires the temperature data of the cooling water of its position；
It is determined by the temperature data that ECU obtains the temperature sensor acquisition by handling the temperature data
Operating condition locating for the engine adjusts the electric control pump if operating condition locating for the engine is large torque area operating condition
Revolving speed, improve the revolving speed of the electric control pump, if operating condition locating for the engine be speed regulation area's operating condition, adjust
The revolving speed of the electric control pump reduces the revolving speed of the electric control pump, if operating condition locating for the engine is parking
Operating condition then controls the electric control pump and operates preset duration.
Engine electric-controlled water pump control method and system described in the embodiment of the present invention, by ECU, according to the work of engine
Condition, control and the operating for adjusting engine cooling water pump, when engine operation is at large torque area, thermic load is big, improves at this time
Pump rotary speed, pump capacity increase, and cooling effect improves, and lubricant effect can be improved, and extend engine life；Work as engine operation
When adjusting the speed area, engine speed rises, and fuel delivery per cycle is reduced therewith, and engine heat load is also accordingly reduced, and is reduced at this time
Pump rotary speed, pump capacity reduce, and the effective specific fuel consumption of engine can be improved；When engine is during the work time due to event
When barrier causes engine to stop suddenly, control water pump remains in operation a period of time, to reduce engine temperature, makes in-engine
Heat is dispersed into cooling water as early as possible, reduces the damage to part, it is thus possible to solve the prior art in large torque area operating condition
The effective specific fuel consumption that the cooling effect that will appear is bad, will appear in speed regulation area's operating condition is high, will appear in parking operating condition
The defect that can not be radiated in time.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of engine electric-controlled one embodiment of control system of water pump of the present invention；
Fig. 2 is a kind of flow diagram of engine electric-controlled one embodiment of water pump control method of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical solution in the embodiment of the present invention is explicitly described, it is clear that described embodiment is the present invention
A part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Referring to Fig. 1,3 be cooling water radiator in Fig. 1, and 4 be fan housing, and 5 be electrical control electric fan, and 6 be power supply, and the present embodiment discloses
A kind of engine electric-controlled control system of water pump, comprising:
ECU (electronic control unit) 1 and temperature sensor 2；Wherein,
The outlet pipe of the corresponding cooling water radiator of engine electric-controlled water pump 7 to be controlled is arranged in the temperature sensor 2
Centre, the temperature data of the cooling water for acquiring its position,
The ECU1 connection temperature sensor 2 and electric control pump 7 are acquired for obtaining the temperature sensor 2
Temperature data determines operating condition locating for the engine, if locating for the engine by handling the temperature data
Operating condition be large torque area operating condition, then adjust the revolving speed of the electric control pump 7, improve the revolving speed of the electric control pump 7, or
If operating condition locating for the engine is speed regulation area's operating condition, the revolving speed of the electric control pump 7 is adjusted, the electric control pump 7 is made
Revolving speed reduce, if operating condition locating for the engine be parking operating condition, control the electric control pump 7 operate it is preset
Duration.
Engine electric-controlled control system of water pump described in the embodiment of the present invention, by ECU, according to the operating condition of engine, control
System and the operating for adjusting engine cooling water pump, when engine operation is at large torque area, thermic load is big, improves water pump at this time and turns
Speed, pump capacity increase, and cooling effect improves, and lubricant effect can be improved, and extend engine life；When engine operation is adjusting the speed
Qu Shi, engine speed rise, and fuel delivery per cycle is reduced therewith, and engine heat load is also accordingly reduced, and reduce water pump at this time and turn
Speed, pump capacity reduce, and the effective specific fuel consumption of engine can be improved；When engine is during the work time since failure causes
When engine stops suddenly, control water pump remains in operation a period of time, to reduce engine temperature, keeps in-engine heat most
It is dispersed into cooling water fastly, reduces the damage to part, it is thus possible to which solve the prior art will appear in large torque area operating condition
Cooling effect it is bad, the effective specific fuel consumption that will appear of speed regulation area's operating condition it is high, parking operating condition will appear can not and
When the defect that radiates.
Optionally, in another embodiment of inventive engine electric control pump control system, the ECU, if being used for institute
Stating operating condition locating for engine is large torque area operating condition, then adjusts the revolving speed of the electric control pump, makes turning for the electric control pump
Speed be higher than the engine revolving speed, if operating condition locating for the engine be speed regulation area's operating condition, adjust described automatically controlled
The revolving speed of water pump makes the revolving speed of the electric control pump be lower than the revolving speed of the engine.
Optionally, in another embodiment of inventive engine electric control pump control system, the ECU, if being also used to
Operating condition locating for the engine is driving operating condition or idling operation, then adjusts the revolving speed of the electric control pump, make the electricity
The revolving speed for controlling water pump reduces.
Optionally, in another embodiment of inventive engine electric control pump control system, the ECU, if being used for institute
Stating operating condition locating for engine is driving operating condition or idling operation, then adjusts the revolving speed of the electric control pump, make described automatically controlled
The revolving speed of water pump is lower than the revolving speed of the engine.
Optionally, in another embodiment of inventive engine electric control pump control system, the ECU, if being also used to
Operating condition locating for the engine is driving operating condition or idling operation or speed regulation area's operating condition, then adjusts the cooling water-cooled
The revolving speed of the corresponding electrical control electric fan of device makes the revolving speed of the electrical control electric fan be lower than the revolving speed of the engine, if the hair
Operating condition locating for motivation is large torque area operating condition, then adjusts the revolving speed of the electrical control electric fan, keeps the revolving speed of the electrical control electric fan high
In the revolving speed of the engine, if operating condition locating for the engine is parking operating condition, control electrical control electric fan fortune
Turn preset duration.
In the embodiment of the present invention, when engine is run except the above operating condition, water pump and engine speed can be kept
Proportional relation keeps fan to work as desired.
The present invention jointly controls water pump electric in engine-cooling system and electric fan implementation using single-chip microcontroller (i.e. ECU),
Its heat-sinking capability can need to automatically adjust according to the practical heat dissipation of engine, according to the different working condition needs of engine, control
The revolving speed of water pump and fan processed, by adjusting water pump and rotation speed of the fan lower than hair when the operating condition locating for engine is driving operating condition
Motivation revolving speed can be improved cold starting performance, shorten warm-up period；Operating condition locating for engine is idling and speed regulation area's operating condition
When by adjust water pump and rotation speed of the fan lower than engine speed can saving fuel oil, the operating condition locating for engine is large torque
It is higher than engine speed by adjusting water pump and rotation speed of the fan when area's operating condition and can prevents engine overheat, locating for engine
Engine can be made to radiate in time with the preset duration of fan running by control water pump when operating condition is parking operating condition, so as to
Power consumption and oil consumption are reduced, better cooling effect is obtained, improves the reliability of engine, preferably protect engine.
Referring to Fig. 2, the present embodiment discloses a kind of engine electric-controlled water pump control method, comprising:
The centre of S1, outlet pipe by the corresponding cooling water radiator of engine electric-controlled water pump to be controlled is arranged in
Temperature sensor acquires the temperature data of the cooling water of its position；
S2, the temperature data that the temperature sensor acquisition is obtained by ECU, by handling the temperature data,
It determines operating condition locating for the engine, if operating condition locating for the engine is large torque area operating condition, adjusts described automatically controlled
The revolving speed of water pump improves the revolving speed of the electric control pump, if operating condition locating for the engine be speed regulation area's operating condition,
The revolving speed for adjusting the electric control pump reduces the revolving speed of the electric control pump, if operating condition locating for the engine be
Parking operating condition then controls the electric control pump and operates preset duration.
Engine electric-controlled water pump control method described in the embodiment of the present invention, by ECU, according to the operating condition of engine, control
System and the operating for adjusting engine cooling water pump, when engine operation is at large torque area, thermic load is big, improves water pump at this time and turns
Speed, pump capacity increase, and cooling effect improves, and lubricant effect can be improved, and extend engine life；When engine operation is adjusting the speed
Qu Shi, engine speed rise, and fuel delivery per cycle is reduced therewith, and engine heat load is also accordingly reduced, and reduce water pump at this time and turn
Speed, pump capacity reduce, and the effective specific fuel consumption of engine can be improved；When engine is during the work time since failure causes
When engine stops suddenly, control water pump remains in operation a period of time, to reduce engine temperature, keeps in-engine heat most
It is dispersed into cooling water fastly, reduces the damage to part, it is thus possible to which solve the prior art will appear in large torque area operating condition
Cooling effect it is bad, the effective specific fuel consumption that will appear of speed regulation area's operating condition it is high, parking operating condition will appear can not and
When the defect that radiates.
Optionally, in another embodiment of inventive engine electric control pump control method, if the engine
Locating operating condition is large torque area operating condition, then adjusts the revolving speed of the electric control pump, improve the revolving speed of the electric control pump, is wrapped
It includes:
If operating condition locating for the engine is large torque area operating condition, the revolving speed of the electric control pump is adjusted, is made described
The revolving speed of electric control pump is higher than the revolving speed of the engine,
If operating condition locating for the engine is speed regulation area's operating condition, the revolving speed of the electric control pump is adjusted, institute is made
The revolving speed for stating electric control pump reduces, comprising:
If operating condition locating for the engine is speed regulation area's operating condition, the revolving speed of the electric control pump is adjusted, the electricity is made
The revolving speed for controlling water pump is lower than the revolving speed of the engine.
Optionally, in another embodiment of inventive engine electric control pump control method, further includes:
If operating condition locating for the engine is driving operating condition or idling operation, turning for the electric control pump is adjusted
Speed reduces the revolving speed of the electric control pump.
Optionally, in another embodiment of inventive engine electric control pump control method, if the engine
Locating operating condition is driving operating condition or idling operation, then adjusts the revolving speed of the electric control pump, makes turning for the electric control pump
Speed reduces, comprising:
If operating condition locating for the engine is driving operating condition or idling operation, turning for the electric control pump is adjusted
Speed makes the revolving speed of the electric control pump be lower than the revolving speed of the engine.
Optionally, in another embodiment of inventive engine electric control pump control method, further includes:
If operating condition locating for the engine is driving operating condition or idling operation or adjusts the speed area's operating condition, described in adjusting
The revolving speed of the corresponding electrical control electric fan of cooling water radiator makes the revolving speed of the electrical control electric fan be lower than the revolving speed of the engine, or
If operating condition locating for person's engine is large torque area operating condition, the revolving speed of the electrical control electric fan is adjusted, the automatically controlled wind is made
The revolving speed of fan be higher than the engine revolving speed, if operating condition locating for the engine be parking operating condition, control described in
Electrical control electric fan operates preset duration.
Although the embodiments of the invention are described in conjunction with the attached drawings, but those skilled in the art can not depart from this hair
Various modifications and variations are made in the case where bright spirit and scope, such modifications and variations are each fallen within by appended claims
Within limited range.
Claims (10)
1. a kind of engine electric-controlled control system of water pump characterized by comprising
ECU and temperature sensor；Wherein,
The center of the outlet pipe of the corresponding cooling water radiator of engine electric-controlled water pump to be controlled is arranged in the temperature sensor
Position, the temperature data of the cooling water for acquiring its position,
The ECU connection temperature sensor and electric control pump, for obtaining the temperature data of the temperature sensor acquisition,
By handling the temperature data, operating condition locating for the engine is determined, if operating condition locating for the engine is
Large torque area operating condition, then adjust the revolving speed of the electric control pump, improves the revolving speed of the electric control pump, if described starting
Operating condition locating for machine is speed regulation area's operating condition, then adjusts the revolving speed of the electric control pump, reduce the revolving speed of the electric control pump, or
If operating condition locating for person's engine is parking operating condition, controls the electric control pump and operate preset duration.
2. engine electric-controlled control system of water pump according to claim 1, which is characterized in that the ECU, if for described
Operating condition locating for engine is large torque area operating condition, then adjusts the revolving speed of the electric control pump, make the revolving speed of the electric control pump
Higher than the revolving speed of the engine, if operating condition locating for the engine be speed regulation area's operating condition, adjust the automatically controlled water
The revolving speed of pump makes the revolving speed of the electric control pump be lower than the revolving speed of the engine.
3. engine electric-controlled control system of water pump according to claim 1 or 2, which is characterized in that the ECU is also used to
If operating condition locating for the engine is driving operating condition or idling operation, the revolving speed of the electric control pump is adjusted, is made described
The revolving speed of electric control pump reduces.
4. engine electric-controlled control system of water pump according to claim 3, which is characterized in that the ECU, if for described
Operating condition locating for engine is driving operating condition or idling operation, then adjusts the revolving speed of the electric control pump, make the automatically controlled water
The revolving speed of pump is lower than the revolving speed of the engine.
5. engine electric-controlled control system of water pump according to claim 4, which is characterized in that the ECU, if being also used to institute
Stating operating condition locating for engine is driving operating condition or idling operation or speed regulation area's operating condition, then adjusts the cooling water radiator
The revolving speed of corresponding electrical control electric fan makes the revolving speed of the electrical control electric fan be lower than the revolving speed of the engine, if described starting
Operating condition locating for machine is large torque area operating condition, then adjusts the revolving speed of the electrical control electric fan, be higher than the revolving speed of the electrical control electric fan
The revolving speed of the engine, if operating condition locating for the engine is parking operating condition, control electrical control electric fan operating
Preset duration.
6. a kind of engine electric-controlled water pump control method characterized by comprising
Temperature by the centre of the outlet pipe of the corresponding cooling water radiator of engine electric-controlled water pump to be controlled is arranged in passes
Sensor acquires the temperature data of the cooling water of its position；
The temperature data that the temperature sensor acquisition is obtained by ECU, by handling the temperature data, described in determination
Operating condition locating for engine adjusts turning for the electric control pump if operating condition locating for the engine is large torque area operating condition
Speed improves the revolving speed of the electric control pump, if operating condition locating for the engine be speed regulation area's operating condition, adjust described in
The revolving speed of electric control pump reduces the revolving speed of the electric control pump, if operating condition locating for the engine be parking operating condition,
It then controls the electric control pump and operates preset duration.
7. engine electric-controlled water pump control method according to claim 6, which is characterized in that if the engine institute
The operating condition at place is large torque area operating condition, then adjusts the revolving speed of the electric control pump, improve the revolving speed of the electric control pump, is wrapped
It includes:
If operating condition locating for the engine is large torque area operating condition, the revolving speed of the electric control pump is adjusted, is made described automatically controlled
The revolving speed of water pump is higher than the revolving speed of the engine,
If operating condition locating for the engine is speed regulation area's operating condition, the revolving speed of the electric control pump is adjusted, the electricity is made
The revolving speed for controlling water pump reduces, comprising:
If operating condition locating for the engine is speed regulation area's operating condition, the revolving speed of the electric control pump is adjusted, the automatically controlled water is made
The revolving speed of pump is lower than the revolving speed of the engine.
8. engine electric-controlled water pump control method according to claim 6 or 7, which is characterized in that further include:
If operating condition locating for the engine is driving operating condition or idling operation, the revolving speed of the electric control pump is adjusted, is made
The revolving speed of the electric control pump reduces.
9. engine electric-controlled water pump control method according to claim 8, which is characterized in that if the engine institute
The operating condition at place is driving operating condition or idling operation, then adjusts the revolving speed of the electric control pump, make the revolving speed of the electric control pump
It reduces, comprising:
If operating condition locating for the engine is driving operating condition or idling operation, the revolving speed of the electric control pump is adjusted, is made
The revolving speed of the electric control pump is lower than the revolving speed of the engine.
10. engine electric-controlled water pump control method according to claim 9, which is characterized in that further include:
If operating condition locating for the engine is driving operating condition or idling operation or speed regulation area's operating condition, the cooling is adjusted
The revolving speed of the corresponding electrical control electric fan of water radiator makes the revolving speed of the electrical control electric fan be lower than the revolving speed of the engine, Huo Zheruo
Operating condition locating for the engine is large torque area operating condition, then adjusts the revolving speed of the electrical control electric fan, make the electrical control electric fan
Revolving speed be higher than the engine revolving speed, if operating condition locating for the engine be parking operating condition, control described automatically controlled
The preset duration of fan running.
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| CN201510963203.5A CN105464778B (en) | 2015-12-18 | 2015-12-18 | Engine electric-controlled water pump control method and system |
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| CN201510963203.5A CN105464778B (en) | 2015-12-18 | 2015-12-18 | Engine electric-controlled water pump control method and system |
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| CN107701288B (en) * | 2017-09-29 | 2019-05-28 | 安徽江淮汽车集团股份有限公司 | A kind of temperature control system and method |
| CN109114776B (en) * | 2018-07-18 | 2019-11-22 | 宁波高新区安立特电气科技有限公司 | A kind of central air-conditioning servo water pump circulating energy-saving control system |
| CN111255555B (en) * | 2018-11-30 | 2021-06-18 | 长城汽车股份有限公司 | Thermal management strategy for engine with low pressure EGR system and vehicle |
| CN114738101B (en) * | 2021-01-07 | 2023-05-12 | 广州汽车集团股份有限公司 | Engine electronic water pump control method and device |
| CN114738102B (en) * | 2021-01-07 | 2023-06-09 | 广州汽车集团股份有限公司 | Engine electronic water pump control method and device |
| CN113339146B (en) * | 2021-07-28 | 2024-03-19 | 潍柴动力股份有限公司 | Protection method and protection system for sudden stopping of engine and engine |
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| CN102230417A (en) * | 2011-06-15 | 2011-11-02 | 中国汽车技术研究中心 | Engine electric control auxiliary cooling system freeing from engine rotational speed influence |
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| JP2003003846A (en) * | 2001-06-21 | 2003-01-08 | Aisan Ind Co Ltd | Engine cooling device |
| CN1884804A (en) * | 2005-06-22 | 2006-12-27 | 比亚迪股份有限公司 | Water cooling system of engine and cooling method thereof |
| JP2015094264A (en) * | 2013-11-11 | 2015-05-18 | トヨタ自動車株式会社 | Engine cooling control device |
| CN104989511A (en) * | 2015-07-15 | 2015-10-21 | 无锡商业职业技术学院 | Vehicle engine cooling system |
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2015
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102230417A (en) * | 2011-06-15 | 2011-11-02 | 中国汽车技术研究中心 | Engine electric control auxiliary cooling system freeing from engine rotational speed influence |
| CN104265471A (en) * | 2014-07-30 | 2015-01-07 | 长城汽车股份有限公司 | Combustion mode control system of gasoline premixing and diesel igniting engine and control policy thereof |
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